The skin is very dry and flaky, may be ringworm, psoriasis, dry eczema, etc., need to be in the doctor under the guidance of targeted medication. 1. ringworm: is caused by fungal infection, can be seen in the trunk and limbs and other parts of the initial pimples or blisters, and gradually formed a clear border ring-shaped red spots, covered with scales, accompanied by itching. It can be treated with antifungal drugs such as econazole ointment and ketoconazole ointment as prescribed by the doctor. 2. Psoriasis: covered with multiple layers of silvery-white scales, and also symptoms of dry and flaky skin, this disease is stubborn and difficult to treat, and easy to relapse. It needs to be treated with glucocorticoid ointment (mometasone furoate ointment), vitamin D3 derivatives (capotriol or tacalcitol) and calcium-regulated phosphatase inhibitors as prescribed by the doctor. If necessary, combined with oral avitamin A, immunosuppressive drugs and other treatments. 3. Dry eczema: usually induced by too much bathing, too clean, using too strong alkaline soap, shower gel, manifested as dry skin, visible fine cracks. After bathing, moisturizing cream should be applied in a timely manner, and glucocorticoid ointment can be used externally to relieve itching. This symptom alone is not enough to diagnose the disease, do not rule out other factors caused by the patient is recommended to consult a doctor in a timely manner, ask the doctor to clarify the cause of the disease, to give targeted treatment, the use of medication need to comply with the doctor’s instructions.